Homework answers / question archive / Question 2 1 / 1 pts Which formal, mathematical approach to modeling perception uses conditional probabilities and prior probabilities to determine whether a hypothesis is true, given a certain set of observations? Bayes’ theory     Template theory     Gestalt grouping principles     Recognition-by-components     Pandemonium model     Question 3 1 / 1 pts Which of the following is a loosely defined stage of visual processing that comes after basic features have been extracted from the image, and before object recognition and scene understanding?    Hindsight     Early vision     High-level vision     Middle vision     Low-level vision     Question 4 1 / 1 pts The axons of retinal ganglion cells synapse in the two    lateral geniculate nuclei

Question 2 1 / 1 pts Which formal, mathematical approach to modeling perception uses conditional probabilities and prior probabilities to determine whether a hypothesis is true, given a certain set of observations? Bayes’ theory     Template theory     Gestalt grouping principles     Recognition-by-components     Pandemonium model     Question 3 1 / 1 pts Which of the following is a loosely defined stage of visual processing that comes after basic features have been extracted from the image, and before object recognition and scene understanding?    Hindsight     Early vision     High-level vision     Middle vision     Low-level vision     Question 4 1 / 1 pts The axons of retinal ganglion cells synapse in the two    lateral geniculate nuclei

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Question 2

1 / 1 pts

Which formal, mathematical approach to modeling perception uses conditional probabilities and prior probabilities to determine whether a hypothesis is true, given a certain set of observations?

Bayes’ theory

   

Template theory

   

Gestalt grouping principles

   

Recognition-by-components

   

Pandemonium model

 

 

Question 3

1 / 1 pts

Which of the following is a loosely defined stage of visual processing that comes after basic features have been extracted from the image, and before object recognition and scene understanding?

  

Hindsight

   

Early vision

   

High-level vision

   

Middle vision

   

Low-level vision

 

 

Question 4

1 / 1 pts

The axons of retinal ganglion cells synapse in the two

  

lateral geniculate nuclei.

   

magnocellular layers.

   

koniocellular layers.

   

parvocellular layers.

   

cortexes.

 

 

Question 5

1 / 1 pts

In retinitis pigmentosa, there is

  

loss of color in the iris of the eye.

   

degeneration of the pigment epithelium.

   

regeneration of too many photoreceptors.

   

loss of macular opacity.

   

loss of the ability to use the lens in order to focus.

 

 

Question 6

1 / 1 pts

The retina

  

contains rods and cones.

   

contains watery fluid.

   

diffracts light.

   

is the tough outer covering that protects the eye.

   

focuses the image.

 

 

Question 7

1 / 1 pts

End stopping is the process by which cells in the cortex first _______ their firing rate as the bar length _______ to fill up its receptive field, and then _______ their firing rate as the bar is lengthened further.

  

increase; decreases; decrease

  

decrease; decreases; increase

   

increase; increases; decrease

   

decrease; increases; decrease

   

stop; increases; increase

 

 

Question 8

0 / 1 pts

The word “figure” in the term “figure-ground assignment” refers to

 

the “correct” interpretation of an ambiguous figure.

   

a group of separate lines that must be combined into a single object contour.

   

the number of distinct objects in an image.

   

the main object that is to be recognized in an image.

   

the background upon which an object is located.

 

 

Question 9

0 / 1 pts

The dark, circular opening at the center of the eye, where light enters the eye is called the

  

iris.

   

retina.

   

lens.

   

cornea.

   

pupil.

 

 

Question 10

1 / 1 pts

_______ sense light.

  

Ganglion cells

   

Horizontal cells

   

Rods and cones

   

Amacrine cells

   

Bipolar cells

 

 

Question 11

1 / 1 pts

The high-resolution part of the eye that is used for detailed vision is called the

  

fovea.

   

cornea.

   

iris.

   

lens.

   

sclera.

 

 

Question 12

0 / 1 pts

The method of _______ requires the observer to alter the strength of a stimulus until it matches some criterion.

  

adjustment

   

sensation and perception

   

limits

   

matching

   

constant stimuli